203078520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{587}}^1$

素因数の和:666

約数の個数: 144

約数和(自身を含む): 683144280

約数和(自身を除く): 480065760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 587, 620, 744, 930, 961, 1116, 1174, 1240, 1395, 1761, 1860, 1922, 2232, 2348, 2790, 2883, 2935, 3522, 3720, 3844, 4696, 4805, 5283, 5580, 5766, 5870, 7044, 7688, 8649, 8805, 9610, 10566, 11160, 11532, 11740, 14088, 14415, 17298, 17610, 18197, 19220, 21132, 23064, 23480, 26415, 28830, 34596, 35220, 36394, 38440, 42264, 43245, 52830, 54591, 57660, 69192, 70440, 72788, 86490, 90985, 105660, 109182, 115320, 145576, 163773, 172980, 181970, 211320, 218364, 272955, 327546, 345960, 363940, 436728, 545910, 564107, 655092, 727880, 818865, 1091820, 1128214, 1310184, 1637730, 1692321, 2183640, 2256428, 2820535, 3275460, 3384642, 4512856, 5076963, 5641070, 6550920, 6769284, 8461605, 10153926, 11282140, 13538568, 16923210, 20307852, 22564280, 25384815, 33846420, 40615704, 50769630, 67692840, 101539260, 203078520]

約数ペア:

[(1, 203078520), (2, 101539260), (3, 67692840), (4, 50769630), (5, 40615704), (6, 33846420), (8, 25384815), (9, 22564280), (10, 20307852), (12, 16923210), (15, 13538568), (18, 11282140), (20, 10153926), (24, 8461605), (30, 6769284), (31, 6550920), (36, 5641070), (40, 5076963), (45, 4512856), (60, 3384642), (62, 3275460), (72, 2820535), (90, 2256428), (93, 2183640), (120, 1692321), (124, 1637730), (155, 1310184), (180, 1128214), (186, 1091820), (248, 818865), (279, 727880), (310, 655092), (360, 564107), (372, 545910), (465, 436728), (558, 363940), (587, 345960), (620, 327546), (744, 272955), (930, 218364), (961, 211320), (1116, 181970), (1174, 172980), (1240, 163773), (1395, 145576), (1761, 115320), (1860, 109182), (1922, 105660), (2232, 90985), (2348, 86490), (2790, 72788), (2883, 70440), (2935, 69192), (3522, 57660), (3720, 54591), (3844, 52830), (4696, 43245), (4805, 42264), (5283, 38440), (5580, 36394), (5766, 35220), (5870, 34596), (7044, 28830), (7688, 26415), (8649, 23480), (8805, 23064), (9610, 21132), (10566, 19220), (11160, 18197), (11532, 17610), (11740, 17298), (14088, 14415)]